Compact and precise brake fluid tester for quick measurement - ideal for both professional and home mechanics.

This handy brake fluid tester is perfect for ensuring that the brake fluid in your vehicle is of the correct quality. With its precise measurement using five LEDs, you can quickly and easily read the moisture content in the brake fluid. All you need to do is press the button, dip the test electrodes into the brake fluid reservoir, and read the results displayed after just a few seconds.

The brake fluid tester is compact and lightweight, making it easy to store in the glove compartment or jacket pocket. It is ideal for taking on trips or keeping in the garage for regular checks. By using this tester, you can avoid potential problems and ensure your vehicle is always in the best possible condition.

• Clean with running water after each use


• Compatible with DOT 3, 4, 5, and 5.1 brake fluids


• Material: Metal probe


• Size: 1.8 x 2 x 15 cm


• Display: LED


• Number of diodes: 5 pcs. (1 green, 2 yellow, 2 red)


• Green diode indicates: Battery OK, no water detected


• 1 yellow diode indicates: Water content <1%


• 2 yellow diodes indicate: Water content approx. 2%


• 1 red diode indicates: Water content approx. 3% (replacement recommended)


• 2 red diodes indicate: Water content from 4% (Immediate fluid replacement required – danger!)


• Power supply: 1 x AAA battery (not included)

NOTE! Replace the battery if the green LED does not light up after pressing the "POWER ON" button